Window blind



FIG. 1 is a perspective view of the window blind showing my new design, the broken away area indicates that the window blind has no specified length.

FIG. 2 is left side elevational view of the window blind. The right side elevational view is the mirror image.

FIG. 3 is front elevational view of the window blind, the broken away area indicates that the window blind has no specified length.

FIG. 4 is a rear elevational view of the window blind, the broken away area indicates that the window blind has no specified length; and,

FIG. 5 is a top plan elevational view of the window blind, the broken away area indicates that the window blind has no specified length. The bottom plan view is the mirror image. 

The ornamental design for a window blind, as shown and described. 